Summary of the current state of lighting

fragment_light.elf: works
toon_shading.elf: works
Cave story 3d: no longer too dark, but the intro has a bug
Rabbids: positional lighting fixes, looks better
Mario 3d land: ground is not too bright, mario is not yellow
Kirby triple deluxe: Kirby is not shining like before
Luigis mansion: better but luigi lighting is way off and spotlight sometimes turns off
Captain Toad: bit better, still too bright
Omega ruby: looks fine to me
Pokemon Super Mystery Dungeon: looks fine to me
Lego batman: didn't try but should work?